LB1987 Datasheet (Sanyo) - Three-Phase Brushless Motor Driver

LB1987, Three-Phase Brushless Motor Driver

Ordering number : ENN6109A Monolithic Digital IC LB1987, 1987D, 1987M, 1987H Three-Phase Brushless Motor Driver for VCR Capstan Motors Overview The LB1987, LB1987D, LB1987M, and LB1987H are optimal capstan motor drivers for use in VCR sets.

3147B-DIP28H [LB1987D] 28 15 Functions Three-phase full-wave current-linear drive Torque ripple correction circuit (fixed correction ratio) Current limiter circuit with control characteristics gain switching Oversa

LB1987 Features

* IN+ Non-inverting input used when the FG amplifier is used as a differential input